Home / 16,948.88-25,432.18-12,307.22

Finding the Fourth Proportional to 16,948.88, 25,432.18 and 12,307.22

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Solution

The fourth proportional to 16,948.88, 25,432.18 and 12,307.22 is: 18,467.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,948.88 : 25,432.18 = 12,307.22 : x
  2. Step 2: Convert to fraction form
    16,948.88/25,432.18 = 12,307.22/x
  3. Step 3: Cross multiply
    16,948.88x = 25,432.18 × 12,307.22
  4. Step 4: Simplify right side
    16,948.88x = 312,999,434.34
  5. Step 5: Solve for x
    x = 312,999,434.34/16,948.88
  6. Step 6: Final answer
    x = 18,467.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.